*, :after, :before {
    box-sizing: border-box;
}

body {
    font-family: Helvetica Neue, Helvetica, PingFang SC, Hiragino Sans GB, Microsoft YaHei, SimSun, sans-serif;
    font-size: 14px;
    color: #666;
    overflow-y: auto;
}


/*滚动条样式*/

::-webkit-scrollbar {
    width: 10px;
    height: 10px;
    -webkit-appearance: none;
    overflow: auto;
}


/* ::-webkit-scrollbar-button:end:increment, 
::-webkit-scrollbar-button:start:decrement, 默认导航的顶部和尾部  */

::-webkit-scrollbar-thumb {
    /*滚动条里面小方块*/
    background-color: #e6e6e6;
    min-height: 25px;
    min-width: 25px;
    border: 1px solid #e0e0e0;
}

::-webkit-scrollbar-thumb:hover {
    background-color: #ccc;
}

::-webkit-scrollbar-track {
    /*滚动条里面轨道*/
    background-color: #f7f7f7;
    border: 1px solid #efefef;
}

::-webkit-scrollbar-track-piece {
    background-color: #f0f0f0;
    border-radius: 3px;
}

html {
    height: 100%;
    line-height: 1.15;
    -ms-text-size-adjust: 100%;
    -webkit-text-size-adjust: 100%;
    background-color: #eee;
}

body {
    margin: 0;
}

article, aside, footer, header, nav, section {
    display: block;
}

h1 {
    font-size: 2em;
    margin: 0.67em 0;
}

figcaption, figure, main {
    display: block;
}

figure {
    margin: 1em 40px;
}

hr {
    box-sizing: content-box;
    height: 0;
    overflow: visible;
}

pre {
    font-family: monospace, monospace;
    font-size: 1em;
}

a {
    text-decoration: none;
    outline: none;
    background-color: transparent;
    -webkit-text-decoration-skip: objects;
}

abbr[title] {
    border-bottom: none;
    text-decoration: underline;
    text-decoration: underline dotted;
}

b, strong {
    font-weight: inherit;
}

b, strong {
    font-weight: bolder;
}

code, kbd, samp {
    font-family: monospace, monospace;
    font-size: 1em;
}

dfn {
    font-style: italic;
}

mark {
    background-color: #ff0;
    color: #000;
}

small {
    font-size: 80%;
}

sub, sup {
    font-size: 75%;
    line-height: 0;
    position: relative;
    vertical-align: baseline;
}

sub {
    bottom: -0.25em;
}

sup {
    top: -0.5em;
}

audio, video {
    display: inline-block;
}

audio:not([controls]) {
    display: none;
    height: 0;
}

img {
    border-style: none;
}

svg:not(:root) {
    overflow: hidden;
}

button, input, optgroup, select, textarea {
    font-family: sans-serif;
    font-size: 100%;
    line-height: 1.15;
    margin: 0;
}

button, input {
    overflow: visible;
}

button, select {
    text-transform: none;
}

button, html [type="button"], [type="reset"], [type="submit"] {
    -webkit-appearance: button;
}

button::-moz-focus-inner, [type="button"]::-moz-focus-inner, [type="reset"]::-moz-focus-inner, [type="submit"]::-moz-focus-inner {
    border-style: none;
    padding: 0;
}

button:-moz-focusring, [type="button"]:-moz-focusring, [type="reset"]:-moz-focusring, [type="submit"]:-moz-focusring {
    outline: 1px dotted ButtonText;
}

fieldset {
    padding: 0.35em 0.75em 0.625em;
}

legend {
    box-sizing: border-box;
    color: inherit;
    display: table;
    max-width: 100%;
    padding: 0;
    /* 3 */
    white-space: normal;
}

progress {
    display: inline-block;
    vertical-align: baseline;
}

textarea {
    overflow: auto;
}

[type="checkbox"], [type="radio"] {
    box-sizing: border-box;
    padding: 0;
}

[type="number"]::-webkit-inner-spin-button, [type="number"]::-webkit-outer-spin-button {
    height: auto;
}

[type="search"] {
    -webkit-appearance: textfield;
    outline-offset: -2px;
}

[type="search"]::-webkit-search-cancel-button, [type="search"]::-webkit-search-decoration {
    -webkit-appearance: none;
}

::-webkit-file-upload-button {
    -webkit-appearance: button;
    font: inherit;
}

details, menu {
    display: block;
}

summary {
    display: list-item;
}

canvas {
    display: inline-block;
}

template {
    display: none;
}

[hidden] {
    display: none;
}